/* Metallbau Verwaltung – gebautes CSS (Tailwind-ähnlich, selbstständig) */
/* Design: Stahlblau #3F6E93, Signalgelb #F2B705, Dunkel #1B2125 */

*, *::before, *::after { box-sizing: border-box; }
html { line-height: 1.5; -webkit-text-size-adjust: 100%; font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: 650; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img, svg { display: block; max-width: 100%; }

/* Utility-Klassen (Ausschnitt der wichtigsten) */
.h-full { height: 100%; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.flex-1 { flex: 1 1 0%; }
.flex-col { flex-direction: column; }
.flex-shrink-0 { flex-shrink: 0; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-5 > * + * { margin-top: 1.25rem; }
.space-y-8 > * + * { margin-top: 2rem; }
.space-x-2 > * + * { margin-left: 0.5rem; }

.w-5 { width: 1.25rem; } .h-5 { height: 1.25rem; }
.w-6 { width: 1.5rem; } .h-6 { height: 1.5rem; }
.w-8 { width: 2rem; } .h-8 { height: 2rem; }
.w-9 { width: 2.25rem; } .h-9 { height: 2.25rem; }
.w-14 { width: 3.5rem; } .h-14 { height: 3.5rem; }
.w-20 { width: 5rem; }
.w-full { width: 100%; }
.w-64 { width: 16rem; }
.w-72 { width: 18rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-6xl { max-width: 72rem; }

.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-16 { height: 4rem; }
.min-h-\[44px\] { min-height: 44px; }
.min-h-\[48px\] { min-height: 48px; }

.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.-ml-2 { margin-left: -0.5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

.border { border-width: 1px; border-style: solid; }
.border-b { border-bottom-width: 1px; border-bottom-style: solid; }
.border-t { border-top-width: 1px; border-top-style: solid; }
.border-gray-100 { border-color: #f3f4f6; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-green-200 { border-color: #bbf7d0; }
.border-red-200 { border-color: #fecaca; }
.border-amber-200 { border-color: #fde68a; }
.border-white\/10 { border-color: rgba(255,255,255,0.1); }

.bg-white { background-color: #fff; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-green-50 { background-color: #f0fdf4; }
.bg-red-50 { background-color: #fef2f2; }
.bg-amber-50 { background-color: #fffbeb; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-purple-100 { background-color: #f3e8ff; }
.bg-\[var\(--color-primary\)\] { background-color: var(--color-primary); }
.bg-\[var\(--color-dark\)\] { background-color: var(--color-dark); }
.bg-\[var\(--color-bg\)\] { background-color: var(--color-bg); }
.bg-black\/50 { background-color: rgba(0,0,0,0.5); }
.bg-white\/90 { background-color: rgba(255,255,255,0.9); }
.bg-white\/10 { background-color: rgba(255,255,255,0.1); }

.text-white { color: #fff; }
.text-gray-300 { color: #d1d5db; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-900 { color: #111827; }
.text-green-600 { color: #16a34a; }
.text-green-800 { color: #166534; }
.text-red-300 { color: #fca5a5; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.text-red-800 { color: #991b1b; }
.text-amber-800 { color: #92400e; }
.text-amber-900 { color: #78350f; }
.text-blue-800 { color: #1e40af; }
.text-purple-800 { color: #6b21a8; }
.text-\[var\(--color-primary\)\] { color: var(--color-primary); }

.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.leading-tight { line-height: 1.25; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1); }
.backdrop-blur { backdrop-filter: blur(8px); }
.overflow-hidden { overflow: hidden; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-auto { overflow-x: auto; }
.antialiased { -webkit-font-smoothing: antialiased; }

.sticky { position: sticky; }
.fixed { position: fixed; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.inset-y-0 { top: 0; bottom: 0; }
.left-0 { left: 0; }
.top-0 { top: 0; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

.transition { transition-property: color, background-color, border-color, opacity, transform; transition-timing-function: cubic-bezier(0.4,0,0.2,1); transition-duration: 150ms; }
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.outline-none { outline: 2px solid transparent; outline-offset: 2px; }
.divide-y > * + * { border-top-width: 1px; border-top-style: solid; }
.divide-gray-100 > * + * { border-color: #f3f4f6; }

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

@media (min-width: 640px) {
  .sm\:p-6 { padding: 1.5rem; }
  .sm\:p-8 { padding: 2rem; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sm\:col-span-2 { grid-column: span 2 / span 2; }
  .sm\:flex-row { flex-direction: row; }
  .sm\:items-center { align-items: center; }
  .sm\:justify-between { justify-content: space-between; }
}

@media (min-width: 1024px) {
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:flex-col { flex-direction: column; }
  .lg\:w-64 { width: 16rem; }
  .lg\:fixed { position: fixed; }
  .lg\:inset-y-0 { top: 0; bottom: 0; }
  .lg\:pl-64 { padding-left: 16rem; }
  .lg\:p-8 { padding: 2rem; }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Fokus sichtbar (Barrierefreiheit) */
:focus-visible {
  outline: 2px solid var(--color-primary, #3F6E93);
  outline-offset: 2px;
}

/* Touch-Ziele */
button, a.btn, [role="button"] {
  min-height: 44px;
}